pH 4.00 Standard Buffer Solution - Pink - 1 Gallon Working PSI (at 70°F): 161
pH 4.00 Standard Buffer Solution - Pink - 1 Gallon Working PSI (at 70°F): 161Standardized buffer solution for calibration of pH meters. 4. 00 standard buffer is often used as a 2nd calibration point when calibrating meters to read beer and wine pH levels. California Recipients: WARNING: Cancer www. P65Warnings. ca. gov Item # MT612G Weight 9 LBS
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